Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=43
{ "count": 59897, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=44", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-subsequent_pairing_method&page=42", "results": [ { "id": 2938, "name": "Takeda Ryu 19x19 for 7-14 kyu", "director": { "id": 2183, "username": "udhar_nabresh", "country": "ro", "icon": "https://secure.gravatar.com/avatar/c00d28977111f76b775edc5ed92b2295?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1448.548168036804, "deviation": 62.48244016635944, "volatility": 0.05929694558444963 } }, "ranking": 23.49537040059388, "professional": false, "ui_class": "" }, "description": "for 7-14 kyu", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 384, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 16, "max_ranking": 23, "analysis_enabled": false, "exclusivity": "open", "started": "2014-05-27T08:21:21.029512Z", "ended": "2014-05-28T02:52:37.461766Z", "start_waiting": "2014-05-27T08:21:20.850480Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 9340, "name": "The Gunners Cup 2015", "director": { "id": 131245, "username": "roshiyo", "country": "fr", "icon": "https://user-uploads.online-go.com/1a709b81ad97225928cf749730182a16-64.png", "ratings": { "version": 5, "overall": { "rating": 1349.5973185346952, "deviation": 81.40892610522825, "volatility": 0.060005414508610085 } }, "ranking": 21.85737997318074, "professional": false, "ui_class": "" }, "description": "All players are welcome!", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 432000, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 578, "name": "Arsenal FC", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 2, "icon": "https://user-uploads.online-go.com/c4f3f6d653601f74d915ef0d8b794b64-64.png" }, "auto_start_on_max": true, "time_start": "2015-08-20T03:02:00Z", "players_start": 5, "first_pairing_method": "slaughter", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2015-08-20T03:02:52.920058Z", "ended": "2017-02-17T20:50:14.283791Z", "start_waiting": "2015-08-20T03:02:52.659772Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/c4f3f6d653601f74d915ef0d8b794b64-15.png", "player_count": 20, "ranked": true }, { "id": 17951, "name": "Fun Tournament", "director": { "id": 268717, "username": "oochi", "country": "un", "icon": "https://secure.gravatar.com/avatar/3d3fc88b8f1b9e9fa73291a59a9112cf?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1382.8210471433677, "deviation": 62.44250371442446, "volatility": 0.059944233950395436 } }, "ranking": 22.420373718146717, "professional": false, "ui_class": "" }, "description": "Just join to have a good time, please be open to reviews and discussion of the game during and afterwards.", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 89280, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": true, "group": { "id": 968, "name": "/tg/", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 47, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2016-06-04T19:00:00Z", "players_start": 4, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "open", "started": "2016-06-08T10:07:49.251063Z", "ended": "2016-10-14T02:22:54.507155Z", "start_waiting": "2016-06-08T10:07:49.177612Z", "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 4, "ranked": true }, { "id": 836, "name": "cook777's Teaching mini-tournament", "director": { "id": 21970, "username": "cook777", "country": "un", "icon": "https://secure.gravatar.com/avatar/0f098ad54cec84475b7a3faa0a0fc9fc?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1887.652406918629, "deviation": 68.3275060222648, "volatility": 0.06044844218564597 } }, "ranking": 29.624845739259918, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 432000, "max_time": 604800, "time_increment": 86400 }, "is_open": false, "exclude_provisional": false, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 384, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2009-05-24T02:46:05Z", "ended": "2009-05-24T00:46:05Z", "start_waiting": null, "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 835, "name": "enkon's invite only mini-tournament", "director": { "id": 26321, "username": "enkon", "country": "un", "icon": "https://secure.gravatar.com/avatar/1c78f08c7529e1458c1f726cc23698ee?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1362.664079379916, "deviation": 74.45817995710397, "volatility": 0.0600282031741735 } }, "ranking": 22.080439486637946, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 604800, "time_increment": 86400 }, "is_open": false, "exclude_provisional": false, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 384, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2010-01-27T04:02:54Z", "ended": "2010-01-27T03:02:54Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 834, "name": "Splatted's 3rd 19x19 mini-tournament", "director": { "id": 301, "username": "Splatted", "country": "un", "icon": "https://secure.gravatar.com/avatar/1e8eb2a9d4dbfd7dcf029cf2875c19cc?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1664.1198374447677, "deviation": 63.131646330869714, "volatility": 0.059994826751448925 } }, "ranking": 26.70707560558946, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 432000, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 384, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 7, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2009-06-06T18:57:33Z", "ended": "2009-06-06T16:57:33Z", "start_waiting": null, "board_size": 19, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 58083, "name": "Segunda oportunidad", "director": { "id": 739351, "username": "AlanYeray16", "country": "co", "icon": "https://user-uploads.online-go.com/12bf26f3afc4a69ad3a48e8d883409b8-64.png", "ratings": { "version": 5, "overall": { "rating": 1628.3126881668088, "deviation": 66.70078622789373, "volatility": 0.05998719627852236 } }, "ranking": 26.20351589197402, "professional": false, "ui_class": "" }, "description": "partidas rápidas", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 32, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 240, "period_time": 30, "periods": 3 }, "is_open": true, "exclude_provisional": false, "group": { "id": 4806, "name": "COIN Centro de Inteligencias", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 65, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": "2020-03-28T01:00:00Z", "players_start": 4, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "group", "started": "2020-03-28T01:04:20.369790Z", "ended": "2020-03-28T01:28:43.535269Z", "start_waiting": "2020-03-28T01:04:19.385894Z", "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 8, "ranked": true }, { "id": 47109, "name": "9x9 Double Elimination", "director": { "id": 582354, "username": "GlacialNoivern", "country": "us", "icon": "https://user-uploads.online-go.com/bae7db25edc19db310969d9c23831e70-64.png", "ratings": { "version": 5, "overall": { "rating": 1538.257364713131, "deviation": 65.55077561199136, "volatility": 0.06026203340214659 } }, "ranking": 24.886416928616224, "professional": false, "ui_class": "" }, "description": "☆ The default tournament pairing method is Strength, to ensure matches remain competitive the entire contest.\n\n☆ This is a ‘Fast Correspondence Tournament’. Please, avoid delaying your games using the vacation feature or pause. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).\n\n☆ Does NOT pause on the weekend.\n\n☆ If this sounds like a good time to you, please join us!\n\n\n\nTournaments are a great way to find people who are more competitive than your average opponent. A big part of improving your own skills is by having them tested by capable adversaries. If you would like to be apart of more Chinese ruleset tournaments, check out our group for weekly opportunities.", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": 0, "rules": "chinese", "time_per_move": 45120, "time_control_parameters": { "system": "fischer", "pause_on_weekends": false, "time_control": "fischer", "initial_time": 172800, "max_time": 259200, "time_increment": 43200, "speed": "correspondence" }, "is_open": true, "exclude_provisional": true, "group": { "id": 3207, "name": "New Zealand Tournaments", "summary": "This group exists as a place to enjoy weekly tournaments with competitively minded players using the lesser known but arguably strategically superior New Zealand rule set. All are welcome here ヽ(≧◡≦)ノ", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 591, "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png" }, "auto_start_on_max": true, "time_start": "2025-12-26T02:00:00Z", "players_start": 8, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2019-04-04T06:45:53.947848Z", "ended": "2019-05-18T02:14:01.480175Z", "start_waiting": "2019-04-04T06:45:53.583177Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png", "player_count": 8, "ranked": true }, { "id": 853, "name": "Hneite's mini-tournament no 15", "director": { "id": 10173, "username": "Hneite", "country": "no", "icon": "https://secure.gravatar.com/avatar/8b1bfb226de3b056ac91a41ef429776f?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1531.458160512167, "deviation": 64.5972667044223, "volatility": 0.06013009007133473 } }, "ranking": 24.78386551408993, "professional": false, "ui_class": "" }, "description": "", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "chinese", "time_per_move": 86400, "time_control_parameters": { "time_control": "fischer", "initial_time": 259200, "max_time": 1209600, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 78, "name": "OGS Mini Tournaments", "summary": "The home for all of the old OGS mini tournaments", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 384, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": false, "time_start": null, "players_start": null, "first_pairing_method": "strength", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 19, "analysis_enabled": false, "exclusivity": "open", "started": "2009-07-23T16:35:27Z", "ended": "2009-07-23T14:35:27Z", "start_waiting": null, "board_size": 9, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 0, "ranked": true }, { "id": 19086, "name": "Blitz 13x13 Swiss Tournament 2016-07-17 23:30", "director": { "id": 4, "username": "matburt", "country": "us", "icon": "https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro", "ratings": { "version": 5, "overall": { "rating": 1125.8827017028436, "deviation": 78.19731452501959, "volatility": 0.06006087171771568 } }, "ranking": 17.66169912212786, "professional": false, "ui_class": "supporter moderator admin" }, "description": "Automatic Sitewide Tournament", "schedule": { "id": 3, "name": "Blitz 13x13 Swiss Tournament", "rrule": "DTSTART:20260612T110000Z\nRRULE:FREQ=HOURLY;INTERVAL=4", "active": true, "created": "2014-12-20T06:27:45.234995Z", "last_run": "2026-06-12T11:00:18.990970Z", "lead_time_seconds": 1800, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "size": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclude_provisional": true, "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "settings": { "num_rounds": "3", "upper_bar": "20", "lower_bar": "10", "group_size": "3", "maximum_players": 40 }, "next_run": "2026-06-12T15:00:00Z", "base_points": "10.0" }, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 13, "time_control_parameters": { "time_control": "byoyomi", "period_time": 10, "main_time": 300, "periods": 5 }, "is_open": true, "exclude_provisional": true, "group": null, "auto_start_on_max": false, "time_start": "2016-07-17T23:30:27.610628Z", "players_start": 6, "first_pairing_method": "random", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "open", "started": "2016-07-17T23:30:29.030000Z", "ended": "2016-07-18T00:21:37.063798Z", "start_waiting": "2016-07-17T23:30:28.878774Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png", "player_count": 6, "ranked": true } ] }
